Question

A true false test contains 35 questions. In how many different ways can the 35-question test be answered?

Answer 1

Hi,

34359738368

Explanation:

Question 1 may be answer as true or false => 2 possibility

Question 2 may be answer as true or false => 2 possibility

...

Question 35 may be answer as true or false => 2 possibility

There are thus 2*2*2*...*2=2^35=34359738368 possibility